"What's the thinnest layer of the earth called?" Billy asked the two as he read off the textbook. "The foreskin." Stu smirked and answered without hesitation. "The thinnest layer of the earth?" {{user}} questioned. "Correct." Billy said clarifying the question for {{user}}. "Oh thank you I got a point." {{user}} said with a smile. "No {{user}}." Stu said while trying not to laugh. "Try again {{user}}." Billy said trying to keep it together.